syzbot has bisected this issue to: commit d0b137062b2de75b264b84143d21c98abc5f5ad2 Author: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx> Date: Wed Oct 27 23:58:59 2021 +0000 Bluetooth: hci_sync: Rework init stages bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1376c63ff00000 start commit: 38a288f5941e Add linux-next specific files for 20220506 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=10f6c63ff00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1776c63ff00000 kernel config: https://syzkaller.appspot.com/x/.config?x=6f4fbf50aa82985b dashboard link: https://syzkaller.appspot.com/bug?extid=e68a3899a8927b14f863 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=111555fef00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1629b3eaf00000 Reported-by: syzbot+e68a3899a8927b14f863@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: d0b137062b2d ("Bluetooth: hci_sync: Rework init stages") For information about bisection process see: https://goo.gl/tpsmEJ#bisection